Step stool tray



FIG. 1 is a perspective rear view of the design of the present invention.

FIG. 2 is a front view of the design shown in FIG. 1.

FIG. 3 is a right side view of the design shown in FIG. 1.

FIG. 4 is a left side view of the design shown in FIG. 1.

FIG. 5 is a top view of the design shown in FIG. 1.

FIG. 6 is a bottom view of the design shown in FIG. 1; and,

FIG. 7 is a perspective rear view of the design shown in FIG. 1, illustrated with a step stool not forming part of the claimed design.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for the step stool tray, as shown and described. 